Found in the Lago Colhué Huapi Formation in Patagonia, Argentina, J. casali may have been the apex predator of its Cretaceous ...

Bringing back dinosaurs isn’t just about cloning bones. It’s about rewriting ecosystems, reshaping food chains, and ...

Sixty-six million years ago, a catastrophic asteroid impact wiped out 75% of Earth’s species, bringing an abrupt end to the reign of the nonavian dinosaurs. The 9-mile-wide (15 km) space rock struck ...

Ever since moviegoers saw the first ‘Jurassic Park,’ millions have wondered if scientists could make a dinosaur in the lab.

Reconstruction of a late Maastrichtian (~66 million years ago) palaeoenvironment in North America, where a floodplain is roamed by dinosaurs like Tyrannosaurus rex ...

The dinosaur’s bones are currently being held at the National University of Patagonia San Juan Bosco. There are no current plans to put the dinosaur’s remains on display, but Ibiricu said he’ll speak ...

The extinction of dinosaurs reshaped rivers, forests, and landscapes—changes still recorded in the rock layers across North ...

Around 66 million years ago, the reign of the dinosaurs came to a fiery end. An asteroid about 7 miles (12 kilometers) wide, ...

When you picture a dinosaur, what does it look like? For Jingmai O'Connor, paleobiologist and associate curator of reptiles at the Field Museum of... Birds are dinosaurs. Here's how scientists know ...